Osamu Ito
252Patents
24h-index
306Co-inventors
93Inventor score
Filing activity: Sep 10, 1974 → Jul 14, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5157526A | Unabsorbing type polarizer, method for manufacturing the same, polarized light source using the same, and apparatus for liquid crystal display using the same | Physics | 150 | Expired |
| US4623342A | Disposable diaper | Human Necessities | 117 | Expired |
| US4364992A | Two layer absorbent article with super water-absorbing polymer | Emerging Cross-Sectional Technologies | 99 | Expired |
| US5251194A | Techniques for controlling beam position and focus in optical disk drives | Physics | 67 | Expired |
| US4666975A | Absorptive material | Human Necessities | 56 | Expired |
| US4652484A | Absorbent article | Emerging Cross-Sectional Technologies | 47 | Expired |
| US5185746A | Optical recording system with error correction and data recording distributed across multiple disk drives | Physics | 46 | Expired |
| US6169768A | Receiving apparatus and method | Electricity | 46 | Expired |
| US5475666A | Optically modulated overwritable recording device | Physics | 42 | Expired |
| US5506836A | Orthogonal frequency division multiplex demodulation | Electricity | 40 | Expired |
| US4689795A | Semiconductor laser controller | Electricity | 34 | Expired |
| US8532212B2 | Wireless communication system, wireless communication device, wireless communication method and computer program | Emerging Cross-Sectional Technologies | 29 | Active |
| US5094127A | Adaptive control system for vehicles | Emerging Cross-Sectional Technologies | 29 | Expired |
| US4418524A | Twisted yarn and twisted bundle of yarns | Textiles; Paper | 28 | Expired |
| US6058409A | Computation apparatus and method | Physics | 28 | Expired |
| US6241542A | Connector with shorting terminal | Electricity | 27 | Expired |
| US5069676A | Sanitary article | Human Necessities | 27 | Expired |
| US5070492A | Signal decoding apparatus and method | Physics | 26 | Expired |
| US7230603B2 | Illumination device and display device using the same | Physics | 26 | Expired |
| US4998051A | Adaptive control system | Physics | 26 | Expired |
| US5830002A | Connector | Electricity | 25 | Expired |
| US5957732A | Connector | Electricity | 25 | Expired |
| US5250988A | Electrophotographic apparatus having image control means | Physics | 24 | Expired |
| US7033216B2 | Watertight connector | Electricity | 24 | Expired |
| US4322800A | Method of reducing fuel consumption rate in internal combustion engines | Emerging Cross-Sectional Technologies | 24 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.